E004; E005; E010 - Canon iR8500 Service Manual

CHAPTER 6 TROUBLESHOOTING

4.1.5 E004

AC driver PCB, DC controller PCB
1) Try replacing the AC driver PCB. Is the problem corrected?
YES: End.
NO:

4.1.6 E005

Web
1) Is the web of the fixing assembly wound?
YES: Replace the web.
Service mode
2) After replacing the fixing web, has the fixing web counter been re-
NO:
Web detecting lever
3) Is the web detecting lever positioned correctly?
NO:
DC controller PCB, Sensor
4) Is the web absent sensor (PS7) normal? (See 2.10 "Checking the
YES: Replace the DC controller PCB.
NO:

4.1.7 E010

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1) Is the connector of the main motor connected?
NO:
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2) Is the connector (J1720) of the relay PCB connected?
NO:
Relay PCB
3) Close all covers. When the power switch is turned on, is the voltage
NO:
DC controller PCB, Main motor (M1)
4) When the Start key is pressed, does the voltage between J514-B5
NO:
YES: Replace the main motor.
6-96
Replace the DC controller PCB.
set in service mode (COPIER>COUNTER>MISC>FIX-WEB) ?
Reset the counter.
Correct the position of the lever.
Photointerrupters.")
Replace the sensor.
Connect the connector.
Connect the connector
between J1720-1 and –2 on the relay PCB about 38 V?
Replace the relay PCB.
(+) and -B3 (− − − − − ) change from 0 to about 5 V?
Replace the DC controller PCB.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001